Saturday, August 08, 2009

Back to Basics: The Cardiac Cycle

A nice introductory video appeared over at Not Nurse Ratched's blog that is worth sharing on the "plumbing" (blood flow) behind the cardiac cycle. It's worth viewing for anyone puzzled over how the heart pumps blood throughout the body:

How this mechanical pumping action is initiated by the heart's "electrical" system can be viewed on our introductory video about atrial fibrillation.

About Me

Westby G. Fisher, MD, FACC is a board certified internist, cardiologist, and cardiac electrophysiologist (doctor specializing in heart rhythm disorders) practicing at NorthShore University HealthSystem in Evanston, IL, USA and is a Clinical Associate Professor of Medicine at University of Chicago's Pritzker School of Medicine. He entered the blog-o-sphere in November, 2005.
DISCLAIMER: The opinions expressed in this blog are strictly the those of the author(s) and should not be construed as the opinion(s) or policy(ies) of NorthShore University HealthSystem, nor recommendations for your care or anyone else's. Please seek professional guidance instead.